Improvement in water-pipes



` I, JOHN F. WARD, of JerseyGity, county son, State of New J ersey, have invented an Attachcompressible liung or; core of wood, gum, or other pansion of the contained'water, should the latter hel `come frozen, and thus preventthe burstingof the pipe.

water-pipe, lined with compressihle material in ac- `tion of 'ordinary cast-iron water-main, and has a'lin- `N tiled: gisten ,an Eni-w,

` JOHN( E. WARD, 0E JERSEY. CITY, NEW JERSEY.

l internment No. 107,838, dated september 27, 1870. f

l l@ IMPRovEMEN'riN WATER-MP5s.

The Schedule referred to in these Letters Patent nmll making part of the same.

of Hudment to WatervPipes, of which' the followingvis a specification.v .l l Nature and Object of tlicliwentliou. n

invention consistsfof aL water-pipe, having a suitable material, which will yield, and permit the ex- Description of the Accomptming Drrmfing. Figure l Vis a sectionallview of a length of cast-iron coi-dance with my invention. l Fignre 2,' a transverse section of `the saine. 1

General Description.4 The pipe A, represented in` figs. 1 and 2, is a sec# ing, B, ofwood, gum, or other eompressible material,

which will yield aud'permit the free expansion` of the contained water, should the latter `become frozen, and

" thsprevent the burst-ing` of the pipe.

` witnesses.

l When the water becomes thawed in the pipe, the Y material employed'as a4 lining should be of" suciently elastic a nature to' again assume its orignal proportions. l y

`1f woodbe employed, and I prefer to us this ma-V teriai for large pipes on account of its cheapuess, it may be fitted to the interior of the pipe iulnarrow slats, adapted to each other in the same manner as the-staves of a barrel, or a tubular length of wood inone piece, may he forced into each section of pipe, or

short tubular pieces may he driven into the pipe from its opposite ends. y

vClaim. -`As a. neiv article of manufacture, a wood-lined nie-tal pipe, as set forth.

In testimony whereof, -Iv have signed my name to this specification in the presence of two subscribing JOHN F. VVARD.

Witnesses l CORNELIUS VAN HORNE, HENRY TRAPHAGEN. p 

